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Jan 5, 2009 2000 UTC Day 1 Convective Outlook
Updated: Mon Jan 5 19:42:11 UTC 2009  (Print Version)
Probabilistic to Categorical Outlook Conversion Table (Effective Feb 14, 2006).
  | | |  
SPC Day1 2000Z Outlook Categorical SPC Day1 2000Z Outlook Categorical Legend
 Forecast Discussion
   SPC AC 051938
   
   DAY 1 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0138 PM CST MON JAN 05 2009
   
   VALID 052000Z - 061200Z
   
   ...NO SVR TSTM AREAS FORECAST...
   
   ...CENTRAL GULF COAST...
   
   BOUNDARY LAYER HAS WARMED CONSIDERABLY ACROSS SERN LA THIS AFTERNOON
   AS THICKER CLOUD COVER RETREATS INLAND IN ASSOCIATION WITH WARM
   FRONT.  ALTHOUGH SFC TEMPERATURES HAVE WARMED INTO THE MID-UPPER 70S
   CONVECTION HAS STRUGGLED TO DEVELOP ACROSS THE WARM SECTOR...INSTEAD
   DEVELOPING WITHIN ZONE OF ISENTROPIC ASCENT NORTH OF WIND SHIFT.  IN
   THE ABSENCE OF MEANINGFUL FORCING OVER SERN LA...IT APPEARS WARM
   ADVECTION WILL CONTINUE TO GENERATE ELEVATED CONVECTION ATOP COOLER
   AIRMASS FROM NERN TX...ACROSS NRN LA INTO MS.  AS A RESULT OF WEAK
   WARM SECTOR FORCING THUNDERSTORM DEVELOPMENT WILL REMAIN VERY
   ISOLATED...LIKELY STRUGGLING TO ORGANIZE DESPITE THE STRONGLY
   SHEARED ENVIRONMENT.  IF ROBUST UPDRAFTS CAN MANAGE TO EVOLVE...AN
   ISOLATED DAMAGING WIND GUST OR PERHAPS A TORNADO COULD BE NOTED.
   
   ..DARROW.. 01/05/2009
   
   CLICK TO GET WUUS01 PTSDY1 PRODUCT

   NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0100Z

        
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Page last modified: January 05, 2009
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